Alsek River HUC8 19010404
A 13,807 km² sub-basin of the Alaska region in AK, CN. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
82
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
123%
p67 of record
Water assets
963
3 springs · 1 wells
USGS gauges (1)
- ALSEK R AT DRY BAY NR YAKUTAT AK1512912049,500 cfsp67 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-17 | 0 | 0 | 0/1 | p67 |
| 2026-10-16 | 0 | 0 | 0/1 | p48 |
| 2026-10-15 | 0 | 0 | 0/1 | p36 |
| 2026-10-14 | 0 | 0 | 0/1 | p38 |
| 2026-10-13 | 0 | 0 | 0/1 | p50 |
| 2026-10-12 | 0 | 0 | 0/1 | p45 |
| 2026-10-11 | 0 | 0 | 0/1 | p49 |
| 2026-10-10 | 0 | 0 | 0/1 | p61 |
| 2026-10-09 | 0 | 0 | 0/1 | p74 |
| 2026-10-08 | 0 | 0 | 0/1 | p80 |
| 2026-10-07 | 0 | 0 | 0/1 | p79 |
| 2026-10-06 | 0 | 0 | 0/1 | p73 |
| 2026-10-05 | 0 | 0 | 0/1 | p76 |
| 2026-10-04 | 0 | 0 | 0/1 | p78 |
Top water assets
- 63Alaska Glacier 16744glacier
- 63Alaska Glacier 16425glacier
- 63Lowell Glacierglacier
- 63Alaska Glacier 16789glacier
- 63Alaska Glacier 16793glacier
- 63Fisher Glacierglacier
- 63Alaska Glacier 16544glacier
- 63Alaska Glacier 16757glacier
- 63Dusty Glacierglacier
- 63Alaska Glacier 20742glacier